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2024. Peningkatan Hasil Belajar Matematika Materi Penjumlahan Kelas II SDN 02 Banjar Sari Melalui Model Problem Based Intruction (PbI) Berbantu Game Math Mahjong. Trigonometri: Jurnal Matematika. 1, 2 (Jul. 2024), 11–20. DOI:https://doi.org/10.30599/trigonometri.v1i2.3449.